<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
         .upload{
            height: 100px;
            line-height: 100px;
            text-align: center;
            width: 100px;
            border: 1px solid #ddd;
            position: relative;
        }
        .plus{
            font-size:28px;
        }
        input{
            top:0;
            left:0;
            position: absolute;
            width: 100px;
            height: 100px;
            opacity: 0;
            z-index: 98;
        }
        #img{
            height: 100px;
            width: 100px;
            top:0;
            left:0;
            position: absolute;
        }
    </style>
</head>
<body>
    <div class="upload">
        <span class="plus">+</span>
        <input type="file" id='input' accept=".jpg .jpeg .png">
    </div>
    <img src="" alt="" id='img'>
</body>
<script src="../node_modules/axios/dist/axios.js"></script>
        <script>
        document.getElementById('input').addEventListener('change',function(e){
            console.log(e.target.files);
            Array.from(e.target.files).map((f=>{
                let formData = new FormData();
                formData.append('file',f);
                axios.post("http://linweiqin.cn:8001/v1/addimg/avatar",formData).then(res=>{
                    console.log(res);
                    let imageUrl="http://linweiqin.cn:8001/img/"+res.data.image_path;
                    document.getElementById('img').setAttribute('src',imageUrl)
                })
            }))
        })
    </script>
</html>